Amazfit Stratos vs. Fossil Explorist vs. Fitbit Charge HR vs. Diesel On Full Guard 2.5 vs. Apple Watch Ultra

 
Stratos
Explorist
Charge HR
On Full Guard 2.5
Watch Ultra
 AmazfitStratosRemove Buy NowFossilExploristRemove Buy NowFitbitCharge HRRemove Buy NowDieselOn Full Guard 2.5Remove Buy NowAppleWatch UltraRemove Buy Now

Basic Info

Suggested Price$199$255$150$325$799
Release20182018201520182022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days24 hours5 days4 days36 hrs
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 300454 x454NA454x454502x410 pixels
Size1.34 inches1.4 inchesNA1.39 inches1.92 inches
TouchNA
TypeOLEDAMOLEDOLED

Functions

Audio Speaker
ClockLTPO OLED Retina
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP671 ATM3 ATM10 ATM (100 Meters)

Notifications

Phone
Emails
Texts

Software

Operating SystemProprietaryWear OSNAWear OSWatchOS 9
Apps
Music

All Wearables